Suitcase



FIG. 1.1 is a right top perspective;

FIG. 1.2 is a rear elevation;

FIG. 1.3 is a front elevation;

FIG. 1.4 is another right top perspective;

FIG. 1.5 is a right rear perspective;

FIG. 1.6 is another right rear perspective; and

FIG. 1.7 is a side elevation.

The portions of the suitcase shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a suitcase, as shown and described. 